Inputs
Units follow pool type (25 yd default). Used for per‑length send‑offs.
CSS Pace
— /100
CSS (s/100) = (T400 − T200) / 2
CSS Speed
—
Speed at CSS (per 100 and per hour)
Send‑offs
—
Per 25 / 50 / 100 in your pool
| Zone | Pace target | Per 25 | Per 50 | Per 100 |
|---|
Zones: Easy (CSS+12..+20), Endurance (CSS+6..+12), Threshold (CSS±3), VO₂ (CSS−4..−10), Sprint (<CSS−10). Adjust as needed.